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Finding the Fourth Proportional to 105,918.81, 158,878.08 and 27,033.04

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Solution

The fourth proportional to 105,918.81, 158,878.08 and 27,033.04 is: 40,549.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,918.81 : 158,878.08 = 27,033.04 : x
  2. Step 2: Convert to fraction form
    105,918.81/158,878.08 = 27,033.04/x
  3. Step 3: Cross multiply
    105,918.81x = 158,878.08 × 27,033.04
  4. Step 4: Simplify right side
    105,918.81x = 4,294,957,491.76
  5. Step 5: Solve for x
    x = 4,294,957,491.76/105,918.81
  6. Step 6: Final answer
    x = 40,549.53

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